예지, 옐 (YEL) – BloodStain
Track 01 from Single '선의의경쟁 OST Part.3'
일레인 – Eternal Maze
Track 01 from Single '선의의경쟁 OST Part.2'
n.SSign (엔싸인), 로빈, 에디, 한준 – Let’s do this
Track 01 from Single '스터디그룹 OST Part.4'
김하온 (HAON) – Hood
Track 01 from Single '스터디그룹 OST Part.3'
방예담 – 홀로 (Drama Ver.)
Track 03 from EP '스터디그룹 OST Part.2'
박건욱 (ZEROBASEONE), 석매튜 (ZEROBASEONE) – BACK PACKER
Track 01 from Single '스터디그룹 OST Part.1'